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Finding the Fourth Proportional to 663,360.20, 995,450.70 and 348,043.40

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Solution

The fourth proportional to 663,360.20, 995,450.70 and 348,043.40 is: 522,280.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,360.20 : 995,450.70 = 348,043.40 : x
  2. Step 2: Convert to fraction form
    663,360.20/995,450.70 = 348,043.40/x
  3. Step 3: Cross multiply
    663,360.20x = 995,450.70 × 348,043.40
  4. Step 4: Simplify right side
    663,360.20x = 346,460,046,160.38
  5. Step 5: Solve for x
    x = 346,460,046,160.38/663,360.20
  6. Step 6: Final answer
    x = 522,280.42

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